23.7 sec in total
5.3 sec
18.3 sec
110 ms
Click here to check amazing Chengjiaquan Glass content for China. Otherwise, check out these important facts you probably never knew about chengjiaquan.glass.cn
北京锐志杰达科技有限公司,专业生产销售检测仪器,仪器仪表,光电产品的厂家。致力于为客户提供高效优质可靠的产品和服务,主要产品有:实验室检测仪器,拉压力试验机,包装测试仪,玻璃瓶检测仪器、PET瓶检测仪器,药用包材检测仪器,光学偏光应力仪,扭矩仪、压力传感器、推拉力计等。 公司秉承着“专业、诚信、值得信赖”的经营理念,我们多年的经验同积累,我们的专业和不断地创新,我们的诚信和优质服务, 得到了各
Visit chengjiaquan.glass.cnWe analyzed Chengjiaquan.glass.cn page load time and found that the first response time was 5.3 sec and then it took 18.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
chengjiaquan.glass.cn performance score
name
value
score
weighting
Value2.9 s
53/100
10%
Value2.9 s
79/100
25%
Value7.2 s
30/100
10%
Value290 ms
79/100
30%
Value0
100/100
15%
Value5.1 s
75/100
10%
5295 ms
3912 ms
3678 ms
2691 ms
1084 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that 13% of them (5 requests) were addressed to the original Chengjiaquan.glass.cn, 30% (12 requests) were made to Glass.glass.cn and 23% (9 requests) were made to Meta.glass.cn. The less responsive or slowest element that took the longest time to load (11.4 sec) relates to the external source Images.glass.cn.
Page size can be reduced by 78.4 kB (65%)
120.0 kB
41.6 kB
In fact, the total size of Chengjiaquan.glass.cn main page is 120.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. CSS take 52.6 kB which makes up the majority of the site volume.
Potential reduce by 32.1 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 15.5 kB, which is 42% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 32.1 kB or 87% of the original size.
Potential reduce by 2.4 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Chengjiaquan Glass images are well optimized though.
Potential reduce by 954 B
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 954 B or 48% of the original size.
Potential reduce by 43.0 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Chengjiaquan.glass.cn needs all CSS files to be minified and compressed as it can save up to 43.0 kB or 82% of the original size.
Number of requests can be reduced by 28 (72%)
39
11
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chengjiaquan Glass. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
chengjiaquan.glass.cn
5295 ms
yellow.css
3912 ms
global_home.css
3678 ms
bdtongji.js
2691 ms
onlinefeedback.css
1084 ms
VipTop.js
1275 ms
onlineFloat.js
504 ms
hm.js
713 ms
top_bg.png
335 ms
glasslogo.gif
4707 ms
icon_mail.gif
407 ms
634339866517870000.jpg
11369 ms
icon_tel.gif
312 ms
zx_qq.gif
622 ms
blank.gif
809 ms
qqbig.gif
811 ms
20111027164351_2031.jpg
2077 ms
20111027164950_2968.jpg
4626 ms
20111027164839_6406.jpg
6685 ms
20111027164308_2656.jpg
6341 ms
20111027164450_5937.jpg
5282 ms
20111008154441_6903.jpg
6790 ms
20111027164332_1718.jpg
6268 ms
20111027164131_2968.jpg
7052 ms
shangpu.gif
804 ms
1.gif
864 ms
img_cxtmember_140x30.gif
2822 ms
head_bg.gif
3341 ms
button_main_130x35.gif
924 ms
button_main2_130x35.gif
987 ms
img_toolbarsubject1_14x30_o.gif
687 ms
img_title_bg_1x30_.gif
2148 ms
img_toolbarsubject2_14x30_o.gif
1032 ms
img_subject1_14x30.gif
1246 ms
img_subject2_14x30.gif
1317 ms
img_nowsubject1_15x30.gif
1376 ms
img_nowtitlebg_1x30.gif
2081 ms
img_nowsubject2_15x30.gif
2219 ms
onlinebg2.gif
4245 ms
hm.gif
342 ms
chengjiaquan.glass.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Links do not have a discernible name
chengjiaquan.glass.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
chengjiaquan.glass.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chengjiaquan.glass.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Chengjiaquan.glass.cn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
chengjiaquan.glass.cn
Open Graph description is not detected on the main page of Chengjiaquan Glass. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: